H(CC)2I+

Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Marilyn E. Jacox

State:   D
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 62600 ± 560 U gas Heilbronner, Hornung, et al., 1974

State:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 27110 ± 320 U gas Heilbronner, Hornung, et al., 1974

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 14600 ± 320 gas Heilbronner, Hornung, et al., 1974
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
1050 ± 80 gas PE Heilbronner, Hornung, et al., 1974

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
2100 ± 80 gas PE Heilbronner, Hornung, et al., 1974

Additional references: Jacox, 1994, page 340

Notes

UUpper bound
oEnergy separation between the v = 0 levels of the excited and electronic ground states.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Heilbronner, Hornung, et al., 1974
Heilbronner, E.; Hornung, V.; Maier, J.P.; Kloster-Jensen, E., The photoelectron spectra of halodiacetylenes, dihalodiacetylenes, and halomethyldiacetylenes, J. Am. Chem. Soc., 1974, 96, 4252. [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Notes

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